Princess Margaret talks to The Rolling Stones' Mick Jagger in a restaurant in Pointe-du-Bout, French West Indies in 1976.

Princess Margaret attends the 1979 Royal Ascot Races in a patterned dress and feathered white hat.

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Princess Margaret arriving in West Germany in 1980 to visit the regiments of which she is Colonel-in-Chief, the 15th-19th Hussars.

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The Princess wears a feather-topped head wrap and bright blue coat to Royal Ascot in 1981.

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Princess Margaret wears a patterned and pleated dress on a visit to the Institute of Directors in Pall Mall, London, on April 22, 1982.

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The Princess wears a blue gown and matching blue jewelry at the opening of the Theatre Royal in Bath in 1982.

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Princess Margaret wears a fur coat to the opening of the new Sainsbury's supermarket in Bath in 1982.

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Princess Margaret wears a casual outfit while arriving in Scotland after the Britanna docked in Aberdeen in 1985.

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Princess Margaret arrives with her children, Lady Sarah Armstrong-Jones and David, Lord Linley, at the Royal Opera House for a special performance to celebrate Queen Elizabeth's 60th birthday on April 21, 1986.

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Princess Diana And Princess Margaret wear different shades of blue to James Ogilvy and Julia Rawlinson's wedding at St. Mary The Virgin Church in 1988.

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The princess wears a white and yellow dress to Royal Ascot on June 21, 1989.

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The Princess wears an elaborate mask and matching white gown in 1990.

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Princess Margaret wears a caped blue gown to the London Palladium for the Queen Mother's 90th Birthday on July 19, 1990.

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Princess Margaret wears a red polka dot dress to the Queen Mother's 90th birthday at Clarence House on August 4, 1990.

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The Princess wears a bold, feathered hat and matching dress to Royal Ascot on June 20, 1991.

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Princess Margaret celebrates the Richmond Theatre refurbishment in a blue gown in 1991.

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The Princess dons a bright pink gown at Claridges on June 5, 1992.

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Margaret wears a lavish gown and coordinated jewels to the Portuguese embassy in London in 1993.

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Princess Margaret wore a red and black look to her son, David Linley's, wedding on October 8, 1993.

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Princess Margaret, Countess of Snowdon, wears a coordinated icy blue look to greet French President Jacques Chirac at London's Waterloo station in 1996.

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Margaret arrives at the State Opening of Parliament wearing a baby yellow dress and a show-stopping tiara on May 14, 1997.

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Margaret dons a matching dress and coat for a visit to Raf Cottesmore in Leicestershire on May 15, 1997.

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The Princess arrives at Grosvenor House Hotel for the Royal Caledonian Ball in aid of the Royal Caledonian Schools Educational Trust and other Scottish charities. She sports a bright green gown.

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Princess Margaret visits the Mary Hare Grammar School in Newbury, Berkshire, wearing large circular glasses with her pale blue ensemble.

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Princess Margaret attends a "Birthday Offering" ballet performance at London's Sadler's Wells Theatre in celebration her 70th birthday, on October 22, 2000. (The Queen's sister died in February, 2002.)